Sao Francisco Sparrow vs American Tree Sparrow
Arremon franciscanus مقارنةً بـ Passerella arborea
Side-by-Side Comparison
| السمة | Sao Francisco Sparrow | American Tree Sparrow |
|---|---|---|
| الاسم العلمي | Arremon franciscanus | Passerella arborea |
| الرتبة | Passeriformes | Passeriformes |
| الفصيلة | Passerellidae | Passerellidae |
| حالة الحفاظ | Near Threatened | Least Concern |
| الطول | — | — |
| طول الجناح | 14,4 cm (5.7 in) | 14,4 cm (5.7 in) |
| الوزن | 23,0 g (0.81 oz) | 19,0 g (0.67 oz) |
| النظام الغذائي | -- | -- |
| عدد البيض في الوضع | -- | 4-6 |
| Population Trend | — | — |
Habitat Comparison
الموائل المشتركة
بلا
Sao Francisco Sparrow only
بلا
American Tree Sparrow only
حالة الحفاظ
Near Threatened
Sao Francisco Sparrow
Least Concern
American Tree Sparrow
About These Birds
American Tree Sparrow
The American Tree Sparrow is a compact passerellid weighing 19 g with a 14.4 cm wingspan, breeding in shrubby Arctic tundra and wintering in open fields and weedy areas across North America. It is identified by its rufous cap and distinctive central breast spot.